Bill Detail Dead End in App

Welcome to the QuickBooks Community, @kashcor.

Let's get your bill attachment issue in QuickBooks mobile app fixed so you can get back to working order.

You should have the option to close the attachment window from your iPhone mobile app. Since you don't have the option, let's refresh the data on your app to fix some unusual issues on the app. Here's how:

1. Go to Help & Feedback at the top menu bar.  
2. Choose Reset App Data. Then Refresh.   

Once done, go back to the attachment window to double-check. If still get the same result, you'll want to uninstall and reinstall the app to start fresh.

This troubleshooting step could also help fix your issue with attaching JPEG file type on your mobile app. You might want to know what are the acceptable file types for attachments. This article will provide you the detailed information: Attachments in QuickBooks Online.

Just in case you want to add a to a transaction using the QuickBooks Online app for iPhone, feel free to check out this article for more guidance: Add a note to a transaction in the QuickBooks Online app (iOS only).

Should you need further assistance attaching files in QuickBooks mobile app, I'm available here to help any time! It's nice working with you, @kashcor.